From 9b58c9d0c85da5d6160c4fe934c1c43549eb23e2 Mon Sep 17 00:00:00 2001
From: Alberto Iannaccone <a.iannaccone@arduino.cc>
Date: Tue, 10 May 2022 15:53:48 +0200
Subject: [PATCH] delete duplex when connection is closed

---
 arduino-ide-extension/src/node/monitor-service.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arduino-ide-extension/src/node/monitor-service.ts b/arduino-ide-extension/src/node/monitor-service.ts
index 35f77f45..eabc3915 100644
--- a/arduino-ide-extension/src/node/monitor-service.ts
+++ b/arduino-ide-extension/src/node/monitor-service.ts
@@ -121,11 +121,13 @@ export class MonitorService extends CoreClientAware implements Disposable {
     this.duplex = client.monitor();
     this.duplex
       .on('close', () => {
+        this.duplex = null;
         this.logger.info(
           `monitor to ${this.port?.address} using ${this.port?.protocol} closed by client`
         );
       })
       .on('end', () => {
+        this.duplex = null;
         this.logger.info(
           `monitor to ${this.port?.address} using ${this.port?.protocol} closed by server`
         );
@@ -218,7 +220,6 @@ export class MonitorService extends CoreClientAware implements Disposable {
       // It's enough to close the connection with the client
       // to stop the monitor process
       this.duplex.end();
-      this.duplex = null;
       this.logger.info(
         `stopped monitor to ${this.port?.address} using ${this.port?.protocol}`
       );